HP 520-1018FR, TouchSmart. Processor clock speed: 3.3 GHz, Processor family: Intel Core i3, Processor model: i3-2120. Internal memory: 4 GB, Internal memory type: DDR3-SDRAM, Memory layout: 1 x 4 GB. Total storage capacity: 1000 GB, Hard drive rotational speed: 7200 RPM. Optical drive type: DVD Super Multi DL. Display diagonal: 584.2 mm (23 "), Display resolution: 1920 x 1080 pixels, Aspect ratio: 16:9